Question

please give answer
this is biology (botany)
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Answer 1

Explanation:

the element is 12,.. the element is

(b) the valency of my usz, 12 electrons is in 145 values

shell.

Co Delta*z = 2, 2

D 1 =2,2,*

Mg = 2.3, 2

Mg is chemically similar because they have come valency, If lie in same group. They have sance properly. Alkaline sarth metals

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